Senior Backend Developer – Java/SpringBoot Start August (m/f/d)

Position Description We’re establishing a brand-new technology and innovation hub in Sofia – and you can be part of it from day one. Here, you won’t just be shaping our services for German clients; you’ll also help us build a strong presence in the Bulgarian market. You’ll collaborate closely with our teams in Germany, bring in your ideas, and influence the tools, processes, and culture of our new Sofia location from the ground up. In short: We’re blending the energy of a fresh start with the reliability of a global player. If you’re excited about building something new both locally and internationally, this is the place to make your mark. Apply now and be part of our success story in Sofia! #BePartofourStory Your future duties and responsibilities Join our growing team in Sofia and contribute to the development of secure, scalable backend services for a cutting-edge digital platform. You will be part of a cross-functional, international team working in a DevOps environment, taking ownership of the full software development lifecycle. Design, implement, and maintain microservices using Kotlin and Java 21 with Spring Boot 3.2/4.0 or TypeScript with Nest.js (Node.js)Develop and optimize CI/CD pipelines using GithubIntegrate and manage databases and storage solutions such as PostgreSQL, MongoDB (Atlas) and S3Implement secure authentication and authorization mechanisms using OIDC/OAUTH2 and HashiCorp VaultEnsure high performance and reliability through automated testing and OpenSearch- and Instana-based monitoring and loggingApply best practices in secure software development and contribute to the continuous improvement of our microservice architectureCollaborate closely with frontend developers and DevOps engineers in an agile setup Required Qualifications To Be Successful In This Role Strong hands-on expeexperience in either Kotlin, Spring Boot and Java or TypeScript and Nest.js (Node.js)Solid understanding of authentication/authorizationProven experience in secure software development and working with microservice architecturesFamiliarity with DevOps practices and modern techonologies (Helm, Kubernetes, Terraform, AWS) and skilled in implementing and maintaining CI/CD pipelines using platforms such as GithubFluency in English is required; German language skills (minimum B2) are a strong advantage Nice to Have: Knowledge of frontend technologies such as React and TypeScript What We Offer: Team Culture: You’ll find colleagues here who make collaboration enjoyable. We interact openly, use first names across all levels, and don’t think in hierarchies or silos.Contract & Working Time: Permanent, full-time contract with a standard 8-hour workday.Flexible Work Setup: Enjoy the best of both worlds with our hybrid work model – combining office presence in Sofia with remote work from home.Working Hours: Flexible working hours tailored to project needs and client requirements.Leave Policy: 25 days of paid vacation.Volunteer Opportunities: Make a positive impact with 8 hours of paid leave for voluntary work.Career Development: Benefit from clear career progression paths and opportunities to grow within the company.Continuous Learning: Access our internal learning platform, CGI Academia, to shape your skills based on your interests. Learn up to 9 languages via goFLUENT.Referral Rewards: Extend your network – refer friends and earn bonuses through our rewarded referral program.Health & Wellbeing: Access our Health and Wellbeing Portal for resources that support your physical and mental health.Workplace Equipment: Receive a budget for noise-cancelling headphones, ergonomic office equipment, and optical glasses for screen work.Office Environment: Work in a state-of-the-art co-working space in Sofia, with complimentary coffee, tea, and water to keep you refreshed throughout the day. Together, as owners, let’s turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because… You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction. Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals. Come join our team—one of the largest IT and business consulting services firms in the world. Backend Developer - Kotlin/SpringBoot or TypeScript/Nest.js (m/f/d) Job Description We’re establishing a brand-new technology and innovation hub in Sofia – and you can be part of it from day one. Here, you won’t just be shaping our services for German clients; you’ll also help us build a strong presence in the Bulgarian market. You’ll collaborate closely with our teams in Germany, bring in your ideas, and influence the tools, processes, and culture of our new Sofia location from the ground up. In short: We’re blending the energy of a fresh start with the reliability of a global player. If you’re excited about building something new both locally and internationally, this is the place to make your mark. Apply now and be part of our success story in Sofia! #BePartofourStory Your future duties and responsibilities Join our growing team in Sofia and contribute to the development of secure, scalable backend services for a cutting-edge digital platform. You will be part of a cross-functional, international team working in a DevOps environment, taking ownership of the full software development lifecycle. Design, implement, and maintain microservices using Kotlin and Java 21 with Spring Boot 3.2/4.0 or TypeScript with Nest.js (Node.js)Develop and optimize CI/CD pipelines using GithubIntegrate and manage databases and storage solutions such as PostgreSQL, MongoDB (Atlas) and S3Implement secure authentication and authorization mechanisms using OIDC/OAUTH2 and HashiCorp VaultEnsure high performance and reliability through automated testing and OpenSearch- and Instana-based monitoring and loggingApply best practices in secure software development and contribute to the continuous improvement of our microservice architectureCollaborate closely with frontend developers and DevOps engineers in an agile setup Required Qualifications To Be Successful In This Role Strong hands-on expeexperience in either Kotlin, Spring Boot and Java or TypeScript and Nest.js (Node.js)Solid understanding of authentication/authorizationProven experience in secure software development and working with microservice architecturesFamiliarity with DevOps practices and modern techonologies (Helm, Kubernetes, Terraform, AWS) and skilled in implementing and maintaining CI/CD pipelines using platforms such as GithubFluency in English is required; German language skills (minimum B2) are a strong advantage What We Offer: Team Culture: You’ll find colleagues here who make collaboration enjoyable. We interact openly, use first names across all levels, and don’t think in hierarchies or silos.Contract & Working Time: Permanent, full-time contract with a standard 8-hour workday.Flexible Work Setup: Enjoy the best of both worlds with our hybrid work model – combining office presence in Sofia with remote work from home.Working Hours: Flexible working hours tailored to project needs and client requirements.Leave Policy: 25 days of paid vacation.Volunteer Opportunities: Make a positive impact with 8 hours of paid leave for voluntary work.Career Development: Benefit from clear career progression paths and opportunities to grow within the company.Continuous Learning: Access our internal learning platform, CGI Academia, to shape your skills based on your interests. Learn up to 9 languages via goFLUENT.Referral Rewards: Extend your network – refer friends and earn bonuses through our rewarded referral program.Health & Wellbeing: Access our Health and Wellbeing Portal for resources that support your physical and mental health.Workplace Equipment: Receive a budget for noise-cancelling headphones, ergonomic office equipment, and optical glasses for screen work.Office Environment: Work in a state-of-the-art co-working space in Sofia, with complimentary coffee, tea, and water to keep you refreshed throughout the day. Ensemble, en tant que propriétaires, mettons notre savoir-faire à l’œuvre. La vie chez CGI est ancrée dans l’actionnariat, le travail d’équipe, le respect et un sentiment d’appartenance. Chez nous, vous pourrez exploiter votre plein potentiel parce que… Nous vous invitons à devenir propriétaire dès le jour 1 alors que nous travaillons ensemble à faire de notre rêve une réalité. C’est pourquoi nous nous désignons comme associés de CGI, plutôt que comme employés. Nous tirons profit des retombées de notre succès collectif et contribuons activement à l’orientation et à la stratégie de notre entreprise. Votre travail crée de la valeur. Vous élaborerez des solutions novatrices et développerez des relations durables avec vos collègues et clients, tout en ayant accès à des capacités mondiales pour concrétiser vos idées, saisir de nouvelles opportunités, et bénéficier d’une expertise sectorielle et technologique de pointe. Vous ferez évoluer votre carrière en vous joignant à une entreprise bâtie pour croître et durer. Vous serez soutenus par des leaders qui ont votre santé et bien-être à cœur et qui vous permettront de saisir des occasions afin de parfaire vos compétences et élargir les horizons. Ce même engagement envers l’équité s’étend à notre utilisation des technologies. Afin de soutenir notre équipe de recrutement, des outils d’IA peuvent être utilisés pour aider à l’évaluation des candidatures, sans jamais remplacer le jugement humain. Toutes les décisions d’embauche demeurent entièrement entre les mains de nos professionnels du recrutement. Joignez-vous à nous, l’une des plus importantes entreprises de conseil en technologie de l’information (TI) et en management au monde.